Move PathExists to base namespace.

chrome/browser/ui/prefs/prefs_tab_helper_browsertest.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/file_util.h"
 #include "base/path_service.h"
 #include "base/prefs/pref_service.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/common/chrome_constants.h"
@@ skipping 17 matching lines @@
   virtual bool SetUpUserDataDirectory() OVERRIDE {
     base::FilePath user_data_directory;
     PathService::Get(chrome::DIR_USER_DATA, &user_data_directory);
     base::FilePath default_profile =
         user_data_directory.AppendASCII(TestingProfile::kTestUserProfileDir);
     if (!file_util::CreateDirectory(default_profile)) {
       LOG(ERROR) << "Can't create " << default_profile.MaybeAsASCII();
       return false;
     }
     base::FilePath non_global_pref_file = GetPreferencesFilePath();
-    if (!file_util::PathExists(non_global_pref_file)) {
+    if (!base::PathExists(non_global_pref_file)) {
       LOG(ERROR) << "Doesn't exist " << non_global_pref_file.MaybeAsASCII();
       return false;
     }
     base::FilePath default_pref_file =
         default_profile.Append(chrome::kPreferencesFilename);
     if (!base::CopyFile(non_global_pref_file, default_pref_file)) {
       LOG(ERROR) << "Copy error from " << non_global_pref_file.MaybeAsASCII()
                  << " to " << default_pref_file.MaybeAsASCII();
       return false;
     }
@@ skipping 130 matching lines @@
   // So it doesn't need to be tested here.
   EXPECT_EQ("FixedFontFamily",
             prefs->GetString(prefs::kWebKitFixedFontFamily));
   EXPECT_EQ("SansSerifFontFamily",
             prefs->GetString(prefs::kWebKitSansSerifFontFamily));
   EXPECT_EQ("SerifFontFamily",
             prefs->GetString(prefs::kWebKitSerifFontFamily));
   EXPECT_EQ("StandardFontFamily",
             prefs->GetString(prefs::kWebKitStandardFontFamily));
 };